# remove NA for BCI data
# 
# Author: Guochun Shen
# Data:   2011-12-19
# Project:spatial statistic
# Email:  shenguochun@gmail.com
###############################################################################


removeNA=function(data,cols=c()){
	del=rep(FALSE,dim(data)[1])
	for (i in cols){
		del=del | is.na(data[,i])
	}
	return(del)
}
